22 #include "ns3/assert.h"
24 #include "ns3/simulator.h"
25 #include "ns3/boolean.h"
26 #include "ns3/double.h"
27 #include "ns3/uinteger.h"
30 #define Min(a,b) ((a < b) ? a : b)
31 #define Max(a,b) ((a > b) ? a : b)
67 .SetGroupName (
"Wifi")
69 .AddAttribute (
"SuccessK",
"Multiplication factor for the success threshold in the AARF algorithm.",
72 MakeDoubleChecker<double> ())
73 .AddAttribute (
"TimerK",
74 "Multiplication factor for the timer threshold in the AARF algorithm.",
77 MakeDoubleChecker<double> ())
78 .AddAttribute (
"MaxSuccessThreshold",
79 "Maximum value of the success threshold in the AARF algorithm.",
82 MakeUintegerChecker<uint32_t> ())
83 .AddAttribute (
"MinTimerThreshold",
84 "The minimum value for the 'timer' threshold in the AARF algorithm.",
87 MakeUintegerChecker<uint32_t> ())
88 .AddAttribute (
"MinSuccessThreshold",
89 "The minimum value for the success threshold in the AARF algorithm.",
92 MakeUintegerChecker<uint32_t> ())
93 .AddAttribute (
"MinRtsWnd",
94 "Minimum value for Rts window of Aarf-CD",
97 MakeUintegerChecker<uint32_t> ())
98 .AddAttribute (
"MaxRtsWnd",
99 "Maximum value for Rts window of Aarf-CD",
102 MakeUintegerChecker<uint32_t> ())
103 .AddAttribute (
"TurnOffRtsAfterRateDecrease",
104 "If true the RTS mechanism will be turned off when the rate will be decreased",
108 .AddAttribute (
"TurnOnRtsAfterRateIncrease",
109 "If true the RTS mechanism will be turned on when the rate will be increased",
216 if (((station->
m_retry - 1) % 2) == 1)
248 double ctsSnr,
WifiMode ctsMode,
double rtsSnr)
258 double ackSnr,
WifiMode ackMode,
double dataSnr)
308 if (channelWidth > 20 && channelWidth != 22)
324 if (channelWidth > 20 && channelWidth != 22)
413 NS_FATAL_ERROR (
"WifiRemoteStationManager selected does not support HT rates");
423 NS_FATAL_ERROR (
"WifiRemoteStationManager selected does not support VHT rates");
uint32_t GetNSupported(const WifiRemoteStation *station) const
Return the number of modes supported by the given station.
virtual void DoReportDataFailed(WifiRemoteStation *station)
It is important to realize that "recovery" mode starts after failure of the first transmission after ...
uint32_t m_successThreshold
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
virtual WifiTxVector DoGetDataTxVector(WifiRemoteStation *station)
AttributeValue implementation for Boolean.
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
virtual bool DoNeedRts(WifiRemoteStation *station, Ptr< const Packet > packet, bool normally)
#define NS_OBJECT_ENSURE_REGISTERED(type)
Register an Object subclass with the TypeId system.
bool GetUseNonErpProtection(void) const
Return whether the device supports protection of non-ERP stations.
Ptr< const AttributeAccessor > MakeBooleanAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
uint32_t m_maxSuccessThreshold
#define NS_ASSERT(condition)
At runtime, in debugging builds, if this condition is not true, the program prints the source file...
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
virtual void DoReportRtsOk(WifiRemoteStation *station, double ctsSnr, WifiMode ctsMode, double rtsSnr)
This method is a pure virtual method that must be implemented by the sub-class.
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
#define NS_FATAL_ERROR(msg)
Report a fatal error with a message and terminate.
bool m_turnOnRtsAfterRateIncrease
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
virtual void DoReportFinalDataFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
bool GetAggregation(const WifiRemoteStation *station) const
Return whether the given station supports A-MPDU.
WifiMode GetSupported(const WifiRemoteStation *station, uint32_t i) const
Return whether mode associated with the specified station at the specified index. ...
virtual void DoReportFinalRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
void TurnOnRts(AarfcdWifiRemoteStation *station)
Turn on RTS for the given station.
void TurnOffRts(AarfcdWifiRemoteStation *station)
Turn off RTS for the given station.
int64x64_t Min(const int64x64_t &a, const int64x64_t &b)
Minimum.
Hold an unsigned integer type.
WifiMode GetNonErpSupported(const WifiRemoteStation *station, uint32_t i) const
Return whether non-ERP mode associated with the specified station at the specified index...
int64x64_t Max(const int64x64_t &a, const int64x64_t &b)
Maximum.
void ResetRtsWnd(AarfcdWifiRemoteStation *station)
Reset the RTS window of the given station.
hold a list of per-remote-station state.
void CheckRts(AarfcdWifiRemoteStation *station)
Check if the use of RTS for the given station can be turned off.
virtual ~AarfcdWifiManager()
Every class exported by the ns3 library is enclosed in the ns3 namespace.
Ptr< const AttributeChecker > MakeBooleanChecker(void)
virtual bool IsLowLatency(void) const
virtual void SetVhtSupported(bool enable)
Enable or disable VHT capability support.
virtual void DoReportRtsFailed(WifiRemoteStation *station)
This method is a pure virtual method that must be implemented by the sub-class.
uint32_t m_minSuccessThreshold
virtual WifiRemoteStation * DoCreateStation(void) const
Ptr< const AttributeAccessor > MakeDoubleAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
hold per-remote-station state for AARF-CD Wifi manager.
uint8_t GetDefaultTxPowerLevel(void) const
virtual void SetHtSupported(bool enable)
Enable or disable HT capability support.
uint32_t m_minTimerThreshold
bool m_turnOffRtsAfterRateDecrease
uint32_t GetLongRetryCount(const WifiRemoteStation *station) const
Return the long retry limit of the given station.
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
uint32_t GetChannelWidth(const WifiRemoteStation *station) const
Return the channel width supported by the station.
uint32_t GetShortRetryCount(const WifiRemoteStation *station) const
Return the short retry limit of the given station.
static TypeId GetTypeId(void)
an implementation of the AARF-CD algorithmThis algorithm was first described in "Efficient Collision ...
virtual void DoReportRxOk(WifiRemoteStation *station, double rxSnr, WifiMode txMode)
This method is a pure virtual method that must be implemented by the sub-class.
virtual void DoReportDataOk(WifiRemoteStation *station, double ackSnr, WifiMode ackMode, double dataSnr)
This method is a pure virtual method that must be implemented by the sub-class.
This class can be used to hold variables of floating point type such as 'double' or 'float'...
void IncreaseRtsWnd(AarfcdWifiRemoteStation *station)
Increase the RTS window size of the given station.
Ptr< const AttributeAccessor > MakeUintegerAccessor(T1 a1)
Create an AttributeAccessor for a class data member, or a lone class get functor or set method...
a unique identifier for an interface.
TypeId SetParent(TypeId tid)
Set the parent TypeId.
hold per-remote-station state.
virtual WifiTxVector DoGetRtsTxVector(WifiRemoteStation *station)